/* Copyright 2008 Bas van den Berg
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "ItemContainer.h"
#include "MudItem.h"
#include "StringBuilder.h"
#include "Error.h"
#include "config.h"

using namespace Chronos;
using namespace std;

#define FOREACH_ITEM for (ItemsConstIter iter = items.begin(); iter != items.end(); ++iter)

static const char ITEMLIST_DELIMITER = ';';

ItemContainer::~ItemContainer() {
    FOREACH_ITEM { delete *iter; }
}


void ItemContainer::addItem(MudItem* item) {
    items.push_back(item);
}


void ItemContainer::removeItem(const MudItem* item) {
    ItemsIter iter = find(items.begin(), items.end(), item);
    if (iter == items.end()) throw MudError("ItemContainer: item " + item->getName() + " unknown");
	items.erase(iter);
}


MudItem* ItemContainer::findItem(const std::string& name) const {
    FOREACH_ITEM {
        if ((*iter)->matchesName(name)) return *iter;
	}
    return 0;
}

const ItemContainer::Items ItemContainer::getItems() const { return items; }


void ItemContainer::visitItems(ConstItemVisitor& visitor) const {
    FOREACH_ITEM {
        visitor.handle(*iter);
    }
}


void ItemContainer::serialize(StringBuilder& buffer) const {
    FOREACH_ITEM {
        (*iter)->serialize(buffer);
        buffer << ITEMLIST_DELIMITER;
    }
}

